Heng Wang

Education

Ph.D. Materials Science, California Institute of Technology, 2014
M.S. Materials Science, Tsinghua University, China, 2008
M.S. Physical Electronics, Tokyo Institute of Technology, Japan, 2008
B.S. Materials Science, Tsinghua University, China, 2005

Research Interests

• Transport characterization on non-traditional semiconductor materials/systems
• High mobility oxide semiconductors
• Solution processing of semiconductors

Awards

• International Thermoelectric Society Goldsmid Award for Graduate Study, 2014
• Chinese Government Award for Outstanding Students Studying Abroad, 2012

Publications

Google Scholar Citations

• Zhoug, M., Gibbs, Z. M., Wang, H., Han, Y., Li, L., & Snyder, G. J. (2016). Thermoelectric Performance of Co-doped SnTe with Resonant Levels. Applied Physics Letters, 109, 042102.
• Wang, H., Cao, X., Takagiwa, Y., & Snyder, G. J. (2015). Higher Mobility in Bulk Semiconductors by Separating the Dopants from the Charge-conducting Band: A Case Study of Thermoelectric PbSe. Materials Horizons, 2, 323-329.
• Wei, T.-R., Wang, H., Gibbs, Z. M., Wu, C.-F., Snyder, G. J., & Li, J.-F. (2014). Thermoelectric Properties of Sn-doped p-type Cu3SbSe4: A Compound with Large Effective Mass and Small Band Gap. Journal of Materials Chemistry A, 2, 13527.
• Chen, C.-Lu., Wang, H., Chen, Y.-Y., Day, T., & Snyder, G. J. (2014). Thermoelectric Properties of p-type Polycrystalline SnSe Doped with Ag. Journal of Materials Chemistry A, 2, 11171.
• Wang, H., Wang, J., Cao, X., & Snyder, G. J. (2014). Thermoelectric Alloys between PbSe and PbS with Effective Thermal Conductivity Reduction and High Figure of Merit. Journal of Materials Chemistry A, 2, 3169.
• Wang, H., Gibbs, Z. M., Takagiwa, Y., & Snyder, G. J. (2014). Tuning Bands of PbSe for Better Thermoelectric Efficiency. Energy and Environmental Science, 7, 804.
• Wang, H., Schechtel, E., Pei, Y., & Snyder, G. J. (2013). High Thermoelectric Efficiency of n-type PbS. Advanced Energy Materials, 3, 488.
• Wang, H., LaLonde, A. D., Pei, Y., & Snyder, G. J. (2013). The Criteria for Beneficial Disorder in Thermoelectric Solid Solutions. Advanced Functional Materials, 23, 1586.
• Wang, H., Pei, Y., LaLonde, A. D., & Snyder, G. J. (2012). Weak Electron-Phonon Coupling Contributing to High Thermoelectric Performance in n-type PbSe. Proceedings of the National Academy of Sciences of the United States of America, 109, 9705.
• Wang, H., Pei, Y., LaLonde, A. D., & Snyder, G. J. (2011). Heavily Doped p-Type PbSe with High Thermoelectric Performance: An Alternative for PbTe. Advanced Materials, 23, 1366.
• Wang, H., Charoenphakdee, A., Kurosaki, K., Yamanaka, S., & Snyder, G. J. (2011). Reduction of Thermal Conductivity in PbTe:Tl by Alloying with TlSbTe2. Physical Review B, 83, 024303.
• Wang, H., Li, J.-F., Zou, M., & Sui, T. (2008). Synthesis and Transport Property of AgSbTe2 as a Promising Thermoelectric Compound. Applied Physics Letters, 93, 202106.
• Wang, H., Li, J.-F., & Kita, T. (2007). Thermoelectric Enhancement at Low Temperature in Nonstoichiometric Lead-Telluride Compounds. Journal of Applied Physics D - Applied Physics, 40, 6839.
• Wang, H., Li, J.-F., Nan, C.-W., Zhou, M., Liu, W., Zhang, B., & Kita, T. (2006). High-performance Ag0.8Pb18+xSbTe20 Thermoelectric Bulk Materials Fabricated by Mechanical Alloying and Spark Plasma Sintering, Applied Physics Letters, 88, 092104.

Expertise

Thermoelectrics, semiconductor physics, charge and heat transport